Finding the Fourth Proportional to 2,740.71, 4,112.89 and 1,009.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,740.71 : 4,112.89 = 1,009.34 : x
2. Step 2: Convert to fraction form
   2,740.71/4,112.89 = 1,009.34/x
3. Step 3: Cross multiply
   2,740.71x = 4,112.89 × 1,009.34
4. Step 4: Simplify right side
   2,740.71x = 4,151,278.78
5. Step 5: Solve for x
   x = 4,151,278.78/2,740.71
6. Step 6: Final answer
   x = 1,514.67